Update paths | Allow sed overrides

sims/common-sim-flags.mk

@@ -9,7 +9,7 @@ SIM_CXXFLAGS = \
 	-std=c++17 \
 	-I$(RISCV)/include \
 	-I$(dramsim_dir) \
-	-I$(build_dir) \
+	-I$(OUT_DIR) \
 	$(EXTRA_SIM_CXXFLAGS)
 
 SIM_LDFLAGS = \

sims/verilator/Makefile

@@ -143,7 +143,7 @@ CHIPYARD_VERILATOR_FLAGS := \
 # options dependent on whether external IP (cva6/NVDLA) or just chipyard is used
 # NOTE: defer the evaluation of this until it is used!
 PLATFORM_OPTS = $(shell \
-	if grep -qiP "module\s+(CVA6|NVDLA)" $(build_dir)/*.*v; \
+	if grep -qiP "module\s+(CVA6|NVDLA)" $(OUT_DIR)/*.*v; \
 	then echo "$(VERILOG_IP_VERILATOR_FLAGS)"; \
 	else echo "$(CHIPYARD_VERILATOR_FLAGS)"; fi)